| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1217 |
60.5%
|
| 2 | 7 years old or younger | 99 |
4.9%
|
| 3 | 8 or 9 years old | 77 |
3.8%
|
| 4 | 10 or 11 years old | 167 |
8.3%
|
| 5 | 12 or 13 years old | 246 |
12.2%
|
| 6 | 14 or 15 years old | 180 |
9%
|
| 7 | 16 years old or older | 24 |
1.2%
|
| Sysmiss | 179 |